Home / 269,818.24-405,186.63-258,533.32

Finding the Fourth Proportional to 269,818.24, 405,186.63 and 258,533.32

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Solution

The fourth proportional to 269,818.24, 405,186.63 and 258,533.32 is: 388,240.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,818.24 : 405,186.63 = 258,533.32 : x
  2. Step 2: Convert to fraction form
    269,818.24/405,186.63 = 258,533.32/x
  3. Step 3: Cross multiply
    269,818.24x = 405,186.63 × 258,533.32
  4. Step 4: Simplify right side
    269,818.24x = 104,754,244,673.51
  5. Step 5: Solve for x
    x = 104,754,244,673.51/269,818.24
  6. Step 6: Final answer
    x = 388,240.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.